Answer: A
Explanation: It’s a collage because using the process of elimination, impromptu is in my best words, paint smudges on an appealing background.
digital art mainly focuses on subjects, rather than more than one as seen in the picture.
And media art is mainly dark objects focused on a specific object, again.
collages are words, art samples, and more than one subjects which is seen on the picture, so it’s A, a collage.